baber/WOPTO huggingface dataset:
Patent JP-2001352246-A (JP)
Title: Digital - analog conversion circuit
Inventor: TOYAMA HIROYUKI
IPC: H03M1/66
Filed: 2000-06-09
Abstract: PROBLEM TO BE SOLVED: To obtain output with resolution that is higher than that of a D/A converter in a digital - analog conversion circuit. SOLUTION: A D/A converter 10 having output terminals O1 and O2 is used, the output voltage of the two output terminals O1 and O2 of the D/A converter 10 is divided into a constant, specific ratio by resistors Ra and Rb, and the voltage is used as output. With this configuration, even if a voltage value to be divided is to be set to a ground DND, a power supply VDD of the D/A converter, a reference voltage Vref, or a voltage value other than a constant voltage part for using in other circuits, a desired voltage value may be outputted to the output of the D/A converter 10, thus eliminating the need for a constant voltage output element.
Patent JP-2001357847-A (JP)
Title: Positive electrode material for lithium secondary battery, positive electrode for lithium secondary battery, and lithium secondary battery
Inventor: SHIZUKA KENJI
IPC: H01M10/05
Filed: 2000-06-12
Abstract: PROBLEM TO BE SOLVED: To provide a positive electrode material for a lithium secondary battery with excellent high-temperature cycle characteristics and excellent rate characteristics in the positive electrode material for the lithium secondary battery containing spinel lithium manganese oxide. SOLUTION: This positive electrode material for the lithium secondary battery contains spinel lithium manganese oxide and lithium copper oxide, part of Mn site of the spinel lithium manganese oxide is substituted by other element, and an average valency (a) of copper in the lithium copper oxide is within a range of 1.87<=a<=1.98.
Patent JP-2001356730-A (JP)
Title: Display device
Inventor: UENO SATOSHI
IPC: G09G3/28
Filed: 2000-06-13
Abstract: PROBLEM TO BE SOLVED: To provide a display device which can control display failure caused by existence of electrically uncontrollable defective dots by a preferable method, and moreover realize reduction in cost for the correction of the failure, and further realize simplification of the circuit configuration. SOLUTION: The display device is provided with a calculation circuit for controlling a signal to be applied to dots 106, 107 in the neighborhood of a defective dot 105 so that a difference between a color obtained by coloring the neighbor dots 106, 107 and an original color of the defective dot 105 and the neighbor dots 106, 107 based on the input signals becomes small, and the calculation circuit decides a signal value to be applied to the green dot 107 of the neighbor dots 106, 107 by a calculation based on a function obtained from a correlation between an original input signal to the defective dot 105 and a signal value to be applied to the green dot 107 according to the original input signal, and thereafter decides a signal value to be applied to the blue dot 106.
Patent JP-2001355341-A (JP)
Title: All-weather work house
Inventor: TAKAHASHI HIROMICHI
IPC: E04G21/28
Filed: 2000-06-13
Abstract: PROBLEM TO BE SOLVED: To provide an all-weather work house which facilitates temporary building, allows the workers to carry out earth work on a slope surface irrespective of bad weather such as raining and snowing, and can be easily removed when it becomes unnecessary. SOLUTION: The all-weather work house built on the slope surface which is the target of execution of earth work, is formed of support groups 11, 12, and 13 erected on the periphery of a work area and in the interior of the same, intermediate columns 2, support ropes 3 each sequentially erected between the tops of the support and the intermediate column adjacent to each other, and a film roof 4 covering the support ropes 3 from above. Each of lower ends of the supports 11, 12, and 13 is fitted into a cylinder 52 of an anchor plate 5 having anchoring holes 51 and the cylinder 52.
Patent JP-2001316072-A (JP)
Title: Magnetic substance holding device
Inventor: HORIBA JUNKO
IPC: B66C1/04
Filed: 2000-05-11
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic substance holding device for preventing an increase in energy consumption even when holding a magnetic substance for a long time. SOLUTION: The magnetic substance holding device comprises a permanent magnet 3 supported on a holding portion 1 in an approachable and separable manner for attracting and holding a held material as a magnetic substance contacting the holding portion 1 via the holding portion 1 and a cancelling device for keeping the permanent magnet 3 from the holding portion 1 against the attractive force of the permanent magnet 3 and cancelling the holding of the held material by the permanent magnet 3 by feeding a fluid between the permanent magnet 3 and the holding portion 1 via a fluid supply port 8 when the permanent magnet 3 holds the held material.
Patent JP-2001353148-A (JP)
Title: Ultrasonic image display method and ultrasonic diagnostic instrument
Inventor: HASHIMOTO HIROSHI
IPC: G06T1/00
Filed: 2000-06-15
Abstract: PROBLEM TO BE SOLVED: To enable to directly compare and observe past ultrasonic images and the latest ultrasonic image. SOLUTION: A display screen is sectioned into four image areas A-D. The ultrasonic image of three times phases before is displayed in the image area A, the ultrasonic image of two time phases before is displayed in the image area B, the ultrasonic image of one time phase before is displayed in the image area C and the latest ultrasonic image is displayed in the image area D. Thus, the latest ultrasonic image and the past ultrasonic images re directly compared and observed and even a slight change can be recognized at a glance.
Patent JP-2001356465-A (JP)
Title: Mask for exposure and method for correcting its pattern
Inventor: KUJI TATSUAKI
IPC: G03F1/68
Filed: 2000-06-16
Abstract: PROBLEM TO BE SOLVED: To provide a mask for exposure capable of suppressing shortening corresponding to the environment without increasing the chip area and a method for correcting its pattern. SOLUTION: A mask pattern having a line width below a stipulated value is selected from mask patterns each projecting from an element region, the distance from the selected mask pattern to an adjacent pattern is calculated and the mask pattern is corrected corresponding to the distance. The desired mask pattern can be formed corresponding to the surrounding environment.
Patent JP-2002009030-A (JP)
Title: Method and device for detecting polishing end point of semiconductor wafer
Inventor: HASEGAWA KOICHI
IPC: B24B37/013
Filed: 2000-06-16
Abstract: PROBLEM TO BE SOLVED: To provide a method and device for detecting the polishing end point of a semiconductor wafer by which the polishing end can be accurately detected by regarding the removal of a barrier film on an insulating film as the polishing end point. SOLUTION: Detection light of a specified wavelength generated by a light source 111 is applied to an arbitrary position of a semiconductor wafer 1 by a specified system, and the distribution of progress of polishing on the surface of the wafer 1 is measured by using at least one measuring system which gathers a light beam of reflected light regularly reflected in the position of irradiation to a photoreceptor 114. The polishing end point is properly changed according to the polishing distribution on the surface of the semiconductor wafer 1 for obtaining an optimum polishing result. For example, a polishing end point in an arbitrary position on the wafer polishing surface is detected (by an end point device 151) for finishing polishing, or the polishing is finished in a polishing end point where the polishing is the latest.  Also, the device transfers information on the wafer polishing distribution to a CMP device 900 with the intention of reducing nonuniformity of polishing.
Patent JP-2002009068-A (JP)
Title: Method for producing semiconductor wafer
Inventor: KOIKE TAKASHI
IPC: H01L21/316
Filed: 2000-06-19
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a semiconductor wafer in which cleanliness is highest immediately after heat treatment and highly clean state can be sustained for a long term by preventing adhesion of particles. SOLUTION: An oxide film is formed on the surface of a wafer and adhesion resistance of particle can be imparted by removing impurities in hydrogen gas below a detection limit and then regulating the oxygen concentration or moisture concentration in the gas in the range of 1 ppb-20 ppb before heat treatment. Following to specified processing, the wafer is subjected to RCA cleaning and when the number of particles having a size of 0.09 μm or above adhering to the wafer is measured, it does not exceed 0.02/cm2 and high cleanliness state immediately after heat treatment can be sustained for a long term.
Patent JP-2002005051-A (JP)
Title: Scroll compressor
Inventor: ARAKI MAKOTO
IPC: F04C18/02
Filed: 2000-06-20
Abstract: PROBLEM TO BE SOLVED: To enable to start smoothly by reducing a leakage of a coolant from a compression part. SOLUTION: This compressor is formed such that a space is formed between a tooth crest of a lap 6b of a fixed scroll 6 and a bottom land 7c of a revolving scroll 7, a plate-like body 10 formed in the space like a disk thickness of which at mid section is greater than the center and the periphery is provided as well as forming a space between a tooth crest of a lap 7b of the revolving scroll 7 and a bottom land of the fixed scroll 6, a plate-like body 11 formed in the space like a disk thickness of which at mid center is greater than the center and the periphery is provided so as to suppress leakage of the pressurized coolant gas from the center as much as possible and enable to start smoothly on starting.
Patent JP-2002011601-A (JP)
Title: Lathe
Inventor: KOSHIYOU AKIRA
IPC: B23B3/18
Filed: 2000-06-23
Abstract: PROBLEM TO BE SOLVED: To facilitate setup work on an upper tool rest, increase the precision and efficiency of machining, and modularize the structures of a tool rest and a tailstock. SOLUTION: A lathe 1 has a rectangular parallelepiped bed 2, a first headstock 5 arranged on a vertical front face 4 of the bed to support a first main spindle, a horizontal upper slideway 10 formed on a top face 3 perpendicular to the bed front face and extended in a Z-axis direction parallel to an axis C1 of the first main spindle, and a first tool rest 13 movable in the Z-axis direction under the guide of the upper slideway and also in an X-axis direction perpendicular to the Z-axis direction and mounted with tools 34 and 35.  The bed front face preliminarily has areas where a first front slideway 11 and a second front slideway 12 extending in a vertical attitude in the Z-axis direction can be formed, in a first position corresponding to the height position of the first headstock and a second position a given distance under the first position, and the first and second front slideways are formed in the areas.
Patent JP-2002010005-A (JP)
Title: Image forming device
Inventor: TONOMURA NAOYUKI
IPC: H04N1/00
Filed: 2000-06-26
Abstract: PROBLEM TO BE SOLVED: To provide an image forming device which can reduce the load imposed upon a CPU when a facsimile function is used, can make double-face recording possible by inverting image data on the second face when the double- face recording is performed by using the high-speed CPU of a personal computer or formatter, and can increase the double-face recording speed. SOLUTION: This image forming device having multiple functions including a copying function, a facsimile function, and a printing function is provided with a mode selecting means which selects one mode out of a one-face image forming mode and a double-face image forming mode and a printing control means which prints received facsimile documents in the one-face image forming mode even when the double-face image forming mode is selected.
Patent JP-2002013577-A (JP)
Title: Rod stopper device and manufacturing method thereof
Inventor: NISHIMURA MAKOTO
IPC: F16F9/32
Filed: 2000-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a rod stopper device which can secure enough resistance to become loose as a caulking type, not causing deterioration of strength of the rod stopper. SOLUTION: The rod stopper device comprises a cylindrical stopper member 23 on one end of which is provided a flange 22 abutting against a rod guide, wherein further the stopper member 23 is fixed by caulking in an annular groove 24 formed previously around the peripheral surface of the piston rod 15 and another end face thereof is made abut against shoulder 25 facing the annular groove 24.  The annular groove 24 has a bottom face geometry comprising a taper base 26 increasing the depth thereof gradually from the rod guide side to the anti-rod guide side and a straight base 27 with fixed depth following the taper base 26, a cylindrical part of the stopper member 23 caulked in the annular groove 24 is configured to have a tapered part 28 and a straight part 29 following the taper base 26 and the straight base 27, and the resistance to become loose increases and the annular groove is not required to be deepened, due to the existence of the straight part 29.
Patent JP-2002013476-A (JP)
Title: Reciprocating pump
Inventor: FUKUSHIMA KOZO
IPC: F04B35/04
Filed: 2000-06-29
Abstract: PROBLEM TO BE SOLVED: To certainly stop a reciprocating pump by shutting off a power supply when a reciprocating blasting portion is deteriorated, and easily make a power shutting-off switch return. SOLUTION: In this reciprocating pump having a reciprocating vibration moving member 1, a switch operating member 21 is provided so as to move between a connecting position P1 connecting a contact point of the power shutting-off switch 25 and a shutting-off position P2 shutting off the contact point of the power shutting-off switch 25. A spring 26 energizing the switch operating member 21 to the shutting-off position P2 is provided, and a locking member 35 detachably locking the switch operating member 21 at the connecting position against the spring 26 is provided. When the amplitude of the moving member 1 becomes large, or when the center of reciprocating is shifted, the moving member 1 is collided to the locking member 35 to disengage locking of the locking member 35 from the switch operating member 21.
Patent JP-2002013760-A (JP)
Title: Skeleton heat storage air-conditioning system
Inventor: KAMIMURA MASAMI
IPC: F24F13/02
Filed: 2000-06-29
Abstract: PROBLEM TO BE SOLVED: To reduce the floor height of a building and to improve the efficiency of skeleton heat storage. SOLUTION: In a body heat storage air-conditioning system formed that by supplying hot air or cold air from an air-conditioner 5 I stalled in the vicinity of a concrete slab skeleton 4 against the skeleton 4, heat is stored in the skeleton 4, the skeleton 4 forms structure having a plurality of hollow parts 4a and a ceiling chamber 3. During air-conditioning of a room 1, hot air or cold air from the air-conditioner 5 is blown through the hollow parts 4a and supplied in the room 1 through an air outlet 10a formed in the ceiling 2 and return air is sucked in the ceiling chamber 3 and after contact of it with the skeleton 4, the return air is returned to the air-conditioner 5. During storage of heat in the skeleton 4, hot air or cold air from the air-conditioner 5 is supplied in the ceiling chamber 3.  After heat is stored in the skeleton 4, the hot air or the cold air is returned to the skeleton 4 and the circulation is repeated.
Patent JP-2002010744-A (JP)
Title: Method for producing already washed immersed rice
Inventor: IMANISHI RYOZO
IPC: A23L7/10
Filed: 2000-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing already washed immersed rice, through which shape retention is given to each polished rice grain over its entire surface layer and also the taste of the cooked rice therefrom is prevented from being deteriorated due to rice grain cracking, by bringing inventive ideas to a drying treatment while making the best use of various advantages obtained through a rice-washing treatment in which polished rice is brought to high water content by washing polished rice using high-temperature water. SOLUTION: This method for producing already washed immersed rice comprises the following process: subjecting polished rice to a washing treatment so as to let the polished rice contain water to its center using high-temperature water so that the rice is brought to high water content of its entire surface layer through its center, and thereafter, conducting a slow-drying treatment in which the thus washed polished rice of high water content is slowly dried in a drying time longer than that for the washing treatment.
Patent JP-2002023838-A (JP)
Title: Plant monitor controller
Inventor: INOUE MASAAKI
IPC: G05B23/02
Filed: 2000-07-03
Abstract: PROBLEM TO BE SOLVED: To solve the problem that the manipulated variables of an operator are increased since it is necessary to perform an operation for displaying document data at the time of separately displaying monitor/control data and document data in a conventional plant monitor controller. SOLUTION: This device is provided with a network 3 for acquiring the monitor/control data of plant equipment, monitor/control data processing part 4 for collecting the monitor/control data from a network, a document data processing part 5 for acquiring the monitor/control data from the monitor/ control data processing part, anti for performing the working into document data or the storage of the document data, a monitor/control/document data display part 6 for performing processing to simultaneously display the monitor/ control data and the document data, and a display device 1 for displaying the monitor/control data and the document data.
Patent JP-2001076878-A (JP)
Title: Organic electroluminescent element
Inventor: UEDA NORIKO
IPC: H05B33/14
Filed: 2000-07-04
Abstract: PROBLEM TO BE SOLVED: To provide an organic electroluminescent element material and an organic electroluminescent element superior in luminescence efficiency and capable of high-brightness luminescence. SOLUTION: An organic electroluminescent element comprises a luminescent layer formed with a single or plural layers of organic compound thin film and held between an positive electrode and a negative electrode, opposed to each other, the organic compound thin film having at least one layer containing at least one type of organic metal complex having both ionic coordinate linkage formed by at least one nitrogen anion and metal cation and coordinate linkage formed between at least one nitrogen atom or chalcogen atom and a metal.
Patent JP-2002020299-A (JP)
Title: Placenta-containing sublingual tablet
Inventor: SASAKI YOSHIMASA
IPC: A61K35/50
Filed: 2000-07-04
Abstract: PROBLEM TO BE SOLVED: To obtain a tablet comprising a placenta component not to be destroyed by an acid in the stomach and gradually absorbable in the human body. SOLUTION: This placenta-containing sublingual tablet contains a placenta component in a component to be gradually dissolved in the mouth by taking time.
Patent JP-2002023244-A (JP)
Title: Camera
Inventor: HASHIMOTO KENICHI
IPC: G03B17/18
Filed: 2000-07-04
Abstract: PROBLEM TO BE SOLVED: To provide a camera capable of preventing magnetic information from being recognized wrongly due to the influence of noise at the time of reproducing the magnetic information and confirming operation display, even in a dark place. SOLUTION: In this camera, a display part 7 is illuminated by driving an EL sheet 12. The information, magnetically recorded on film 5, is reproduced by a magnetic head 11 and the illumination of the sheet 12 at operation of the head 11 is inhibited by a control part 15.
Patent JP-2001348495-A (JP)
Title: Liquid dispersion composition
Inventor: KAWAKITA EIJI
IPC: C08L31/04
Filed: 2000-06-05
Abstract: PROBLEM TO BE SOLVED: To provide a rubber anti-blocking agent which simultaneously meets anti-block properties and sliding properties in single use of a liquid anti-blocking agent. SOLUTION: This liquid dispersion composition comprises 5-30 pts.wt. microspherical resin composition, 0-30 pts.wt. calcium carbonate, 0.5-5 pts.wt. water-soluble polymer, and 0-3 pts.wt. anionic surfactant. Preferably, the microspherical resin composition is a polymer of methyl methacrylate, ethyl methacrylate, methacrylic acid, methyl acrylate, ethyl acrylate, acrylic acid, vinyl chloride, vinylidne chloride or vinyl acetate, a copolymer thereof or a copolymer using a crosslinking agent, and the particle diameter is in the range of 0.1-50 μm.
Patent JP-2002021098-A (JP)
Title: Cut and cover tunneling method
Inventor: HASHIMOTO TORU
IPC: E02D29/05
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To omit and simplify operations and shorten the term of work by enabling the execution of work to be carried out only in the central part of a road, wherein there are relatively few underground installations, abate the noise, etc., brought about to the living space facing on the road, and deliver a reduction in the term of work and costs associated with the survey, relocation, and preservation of the underground installation in a cut and cover tunneling method using an earth retaining wall. SOLUTION: The cut and cover tunneling method using the earth retaining wall is characterized by at least once carrying out the process composed of either the construction and excavation of the earth retaining wall or the excavation up to a way excavated plate and the construction of the earth retaining wall and allowing the construction of the earth retaining wall to include the process wherein the earth retaining wall is inclined for the construction.
Patent JP-2002028898-A (JP)
Title: Die cut roll
Inventor: NAKAHARA KENJI
IPC: B26F1/38
Filed: 2000-07-14
Abstract: PROBLEM TO BE SOLVED: To provide a die cut roll increasing hardness and strength while maintaining tenacity and a Young's modulus, having no abnormal abrasion and no chipping, and having a long life and high reliability at a low cost. SOLUTION: WC having a hard phase with the average crystal grain size of 0.5 μm or below is used as the main component for the cutting edge portion of at least a die cutter 3 between the die cutter 3 and an anvil roll 5, and it is formed with a cemented carbide having one or more of group metal carbides of groups IVb, Vb, VIb. A binder metal quantity is increased toward the inside from the edge tip of the die cutter and the surface of the anvil roll where abrasion resistance is required, thereby it is effective in mitigating the residual thermal stress occurring in the sintering/cooling process. Since the binder metal quantity is larger on the inside than on the surface portion, the expansion coefficient is increased, compression residual stress exists on the surface portion after sintering, and chipping resistance is improved.
Patent JP-2002032604-A (JP)
Title: Lowest-cost purchase system
Inventor: TANAKA TOSHIAKI
IPC: G06Q30/06
Filed: 2000-07-18
Abstract: PROBLEM TO BE SOLVED: To provide a lowest-cost purchase system which enables an ordering person to purchase desired products or services at the lowest cost. SOLUTION: Selling shops send price information of their own products and services to a lowest-cost purchase center server 30 through a selling shop terminal 20 to preliminarily register these information in a product and service price database 40. When the ordering person transmits information of a product or a service, which he or she desires to purchase, to the lowest-cost purchase center server 30 through a user terminal 1 and the Internet 100, the server 30 retrieves the product and service price database 40 to determine the selling shop, which has set the lowest price, and transmits the selling shop and price information to the user terminal 10, and the ordering person transmits ordering person information for the product or the service to the server 30 in accordance with these selling shops and price information,  and ordering person information is transmitted from the server 30 to the pertinent selling shop terminal 20, and the product or the service is sent from the selling shop to the ordering person.